Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy

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We know that we only thrive if we can guarantee our combined rate competiveness and good quality advantageous at the same time for Liquid Nitrogen Cylinder , Vip Insulation , Dewar Flask , We have now four leading solutions. Our products are most effective sold not only during the Chinese market, but also welcomed during the international industry.
Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy Detail:

Product Application

HL Cryogenic Equipment’s vacuum jacketed valves, vacuum jacketed pipe, vacuum jacketed hoses and phase separators are processed through a series of extremely rigorous processes for the transport of liquid oxygen, liquid nitrogen, liquid argon, liquid hydrogen, liquid helium, LEG and LNG, and these products are serviced for cryogenic equipment (e.g. cryogenic tanks and dewars etc.) in industries of air separation, gases, aviation, electronics, superconductor, chips, pharmacy, cellbank, food & beverage, automation assembly, rubber products and scientific research etc.

Vacuum Insulated Pneumatic Shut-off Valve

The Vacuum Insulated Pneumatic Shut-off Valve, namely Vacuum Jacketed Pneumatic Shut-off Valve, is one of the common series of VI Valve. Pneumatically controlled Vacuum Insulated Shut-off / Stop Valve to control the opening and closing of main and branch pipelines. It is a good choice when it is necessary to cooperate with PLC for automatic control or when the valve position is not convenient for personnel to operate.

The VI Pneumatic Shut-off Valve / Stop Valve, simply speaking, is put a vacuum jacket on the cryogenic Shut-off Valve / Stop valve and added a set of cylinder system. In the manufacturing plant, VI Pneumatic Shut-off Valve and the VI Pipe or Hose are prefabricated into one pipeline, and there is no need for installation with pipeline and insulated treatment on site.

The VI Pneumatic Shut-off Valve can be connected with PLC system, with more other equipment, to achieve more automatic control functions.

Pneumatic or electric actuators can be used to automate the operation of the VI Pneumatic shut-off Valve.

About VI valve series more detailed and personalized questions, please contact HL cryogenic equipment directly, we will serve you wholeheartedly!

Parameter Information

Model HLVSP000 Series
Name Vacuum Insulated Pneumatic Shut-off Valve
Nominal Diameter DN15 ~ DN150 (1/2″ ~ 6″)
Design Pressure ≤40bar (4.0MPa)
Design Temperature -196℃~ 60℃ (LH2 & LHe:-270℃ ~ 60℃)
Cylinder Pressure 3bar ~ 14bar (0.3 ~ 1.4MPa)
Medium LN2, LOX, LAr, LHe, LH2, LNG
Material Stainless Steel 304
On-site Installation No, connect to air source.
On-site Insulated Treatment No

HLVSP000 Series, 000 represents the nominal diameter, such as 025 is DN25 1″ and 100 is DN100 4″.


Product detail pictures:

Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy detail pictures

Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy detail pictures

Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy detail pictures

Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy detail pictures

Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy detail pictures


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The corporation upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will proceed to provide aged and new buyers from home and abroad whole-heatedly for Chinese Professional Safety Relief Valve - Vacuum Insulated Pneumatic Shut-off Valve – Holy , The product will supply to all over the world, such as: Niger, Wellington, Morocco, We aim to build a famous brand which can influence a certain group of people and light up the whole world. We want our staff to realize self-reliance, then achieve financial freedom, lastly obtain time and spiritual freedom. We do not focus on how much fortune we can make, instead we aim to obtain high reputation and be recognized for our goods. As a result, our happiness comes from our clients satisfaction rather than how much money we earn. Ours team will do best for you personally always.
  • The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
    5 Stars By Prudence from kazakhstan - 2017.09.26 12:12
    A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Judith from Botswana - 2018.12.10 19:03

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